Head mounted display device



FIG. 1 is a perspective view of a head mounted display device showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a reference view thereof showing the state that the subject design has been worn around the user's neck;

FIG. 9 is a reference view thereof showing that one side of the display part (optical module) can be separated front the neck-band and the subject design can be adjusted to the face shape of the user by swivelling the display part up and down; and,

FIG. 10 is a reference view thereof showing that one side of the display part (optical module) is separated from the neck-band and then attached to the user's glasses.

The broken lines depict portions of the head mounted display device that form no part of the claimed design. 

CLAIM The ornamental design for a head mounted display device, as shown and described. 